registering a template struct

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14 comments, last by WitchLord 2 years, 1 month ago

i want to register this struct [olc::v2d_generic](https://github.com/OneLoneCoder/olcPixelGameEngine/blob/master/olcPixelGameEngine.h#L608-L671)​

it has fourgithub.com/OneLoneCoder/olcPixelGameEngine/blob/master/olcPixelGameEngine.h#L608-L673github.com/OneLoneCoder/olcPixelGameEngine/blob/master/olcPixelGameEngine.h#L608-L673 typedefs
[olc::vi2d](https://github.com/OneLoneCoder/olcPixelGameEngine/blob/master/olcPixelGameEngine.h#L608-L673)
[olc::vu2d](https://github.com/OneLoneCoder/olcPixelGameEngine/blob/master/olcPixelGameEngine.h#L608-L674)
[olc::vf2d](https://github.com/OneLoneCoder/olcPixelGameEngine/blob/master/olcPixelGameEngine.h#L608-L675)
[olc::vd2d](https://github.com/OneLoneCoder/olcPixelGameEngine/blob/master/olcPixelGameEngine.h#L608-L676)​
i'm

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god i hate this site. editing the post doesn't do anything

basically i'm having problems with the reference counting system and checking out RegisterStdString didn't help. i want to move my player class to angelscript
any help is appreciated

Fixed the link: olc::vX2d

This is a simple struct. I recommend you register them as a value type.

You can see in the math add-on how to register a similar type: complex. (source code)

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hi. Thanks for the reference. although i'm still having problems cause i need to register the conversion operator. i'm getting invalid type conversion in asMETHODPR

Please how you try to register it and the compiler error you get

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hi

template<typename T>
static void v2d_Constructor_def(void* self)
{
    ::new(self) olc::v2d_generic<T>();
}

template<typename T>
static void v2d_Constructor_copy(const olc::v2d_generic<T>& other, void* self)
{
    ::new(self) olc::v2d_generic<T>(other);
}

template<typename T>
static void v2d_Constructor(const T& x, const T& y, void* self)
{
    ::new(self) olc::v2d_generic<T>(x, y);
}

template<typename T>
static void v2d_Destructor(void* self)
{
    ::delete self;
}

// Register the constructors
r = engine->RegisterObjectBehaviour("vi2d", asBEHAVE_CONSTRUCT, "void f()", asFUNCTIONPR(v2d_Constructor_def<int32_t>, (void*), void),  asCALL_CDECL_OBJLAST); assert(r >= 0);
r = engine->RegisterObjectBehaviour("vi2d", asBEHAVE_CONSTRUCT, "void f(const vi2d&in)", asFUNCTIONPR(v2d_Constructor_copy<int32_t>, (const olc::v2d_generic<int32_t>&, void*), void), asCALL_CDECL_OBJLAST); assert(r >= 0);
r = engine->RegisterObjectBehaviour("vi2d", asBEHAVE_CONSTRUCT, "void f(const int32&in, const int32&in)", asFUNCTIONPR(v2d_Constructor<int32_t>, (const int32_t&, const int32_t&, void*), void), asCALL_CDECL_OBJLAST); assert(r >= 0);
r = engine->RegisterObjectBehaviour("vi2d", asBEHAVE_DESTRUCT,  "void f()", asFUNCTIONPR(v2d_Destructor<int32_t>, (void*), void), asCALL_CDECL_OBJLAST); assert(r >= 0);

i'm getting a breakpoint trigger in line 238 in file as_callfunc_x86.cpp:

case ICC_CDECL_OBJLAST:
	retQW = CallCDeclFunctionObjLast(obj, args, paramSize<<2, func);
	break;

i'm only using the x y constructor in angelscript

okay more investigation. the exception is getting thrown during ctx->execute() during the factory calling. after continuing i'm getting exit error 0xC0000374 and error A memory segment has been corrupted

I don't see anything wrong in the code you showed.

Can you provide a complete sample code that reproduces the problem so I can do some debugging myself?

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AngelScript - free scripting library - BMFont - free bitmap font generator - Tower - free puzzle game

@WitchLord that would be difficult. i do have a github if you don't mind getting the project from there as my angelscript wrappers are way too large.
https://www.github.com/github-MaxCE/pixelgame

the file in question is AngelScriptEngine.cpp

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